package reflect;

import java.util.Scanner;

/**
 * 放入任意一个类, 如果该类被注解@AutoRunClass标注了, 则实例化对象, 没有被标注, 则提示
 * 1.输入reflect.Person-------->实例化对象
 * 2.输入reflect.Student------->提示该类没有被标注
 */
public class Test2 {
    public static void main(String[] args) throws Exception {
        Scanner scan = new Scanner(System.in);
        System.out.println("请输入一个类名");
        String className = scan.nextLine();

        Class cls = Class.forName(className);
        if (cls.isAnnotationPresent(AutoRunClass.class)) {
            System.out.println("实例化:" + className);
            Object obj = cls.newInstance();
            System.out.println(obj);
        } else {
            System.out.println(className + "没有被标注");
        }
    }
}
